DE59202916D1 - Gleichstrom-Lichtbogenofenanlage. - Google Patents

Gleichstrom-Lichtbogenofenanlage.

Info

Publication number
DE59202916D1
DE59202916D1 DE59202916T DE59202916T DE59202916D1 DE 59202916 D1 DE59202916 D1 DE 59202916D1 DE 59202916 T DE59202916 T DE 59202916T DE 59202916 T DE59202916 T DE 59202916T DE 59202916 D1 DE59202916 D1 DE 59202916D1
Authority
DE
Germany
Prior art keywords
furnace
arc
current
supply means
arc furnace
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE59202916T
Other languages
English (en)
Inventor
Sven-Einar Stenkvist
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Concast Standard AG
Original Assignee
Asea Brown Boveri AG Switzerland
Asea Brown Boveri AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Asea Brown Boveri AG Switzerland, Asea Brown Boveri AB filed Critical Asea Brown Boveri AG Switzerland
Application granted granted Critical
Publication of DE59202916D1 publication Critical patent/DE59202916D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5229—Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H05B7/02—Details
    • H05B7/11—Arrangements for conducting current to the electrode terminals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Furnace Details (AREA)
  • Discharge Heating (AREA)
  • Ceramic Products (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
DE59202916T 1991-06-14 1992-05-14 Gleichstrom-Lichtbogenofenanlage. Expired - Lifetime DE59202916D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1782/91A CH682280A5 (de) 1991-06-14 1991-06-14

Publications (1)

Publication Number Publication Date
DE59202916D1 true DE59202916D1 (de) 1995-08-24

Family

ID=4218483

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59202916T Expired - Lifetime DE59202916D1 (de) 1991-06-14 1992-05-14 Gleichstrom-Lichtbogenofenanlage.

Country Status (16)

Country Link
US (1) US5274663A (de)
EP (1) EP0518070B1 (de)
JP (1) JPH0773078B2 (de)
KR (1) KR100255406B1 (de)
CN (1) CN1054255C (de)
AT (1) ATE125415T1 (de)
AU (1) AU651893B2 (de)
BR (1) BR9202248A (de)
CA (1) CA2070951A1 (de)
CH (1) CH682280A5 (de)
DE (1) DE59202916D1 (de)
ES (1) ES2076607T3 (de)
FI (1) FI922734A (de)
MX (1) MX9202758A (de)
TW (1) TW213955B (de)
ZA (1) ZA924219B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3424259B2 (ja) * 1993-04-15 2003-07-07 石川島播磨重工業株式会社 直流アーク炉
DE4446542A1 (de) * 1994-12-24 1996-06-27 Abb Management Ag Ofengefäß für einen Gleichstrom-Lichtbogenofen
CN101405752B (zh) 2006-04-21 2012-05-09 松下电器产业株式会社 存储卡
JPWO2009131204A1 (ja) 2008-04-24 2011-08-25 日本電気株式会社 基板、表面実装部品の実装構造、および電子装置
JP4981744B2 (ja) * 2008-05-09 2012-07-25 日東電工株式会社 配線回路基板およびその製造方法
KR101009694B1 (ko) * 2008-07-24 2011-01-19 현대제철 주식회사 전기로 장치
US10234206B2 (en) 2014-11-05 2019-03-19 Daido Steel Co., Ltd. Electric arc furnace
US10215494B2 (en) 2014-11-05 2019-02-26 Daido Steel Co., Ltd. Method of operating electric arc furnace
JP6579314B2 (ja) * 2014-11-05 2019-09-25 大同特殊鋼株式会社 溶解炉

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE397686B (sv) * 1974-12-12 1977-11-14 Asea Ab Likstroemljusbagsugn med startelektrod
SE396265B (sv) * 1975-01-14 1977-09-12 Asea Ab Anordning for likstromsmatade ljusbagsugnar
SE410654B (sv) * 1978-02-28 1979-10-22 Asea Ab Likstromsljusbagsugn med minst en katodiskt ansluten elektrod och minst en bottnkontakt
SE437206B (sv) * 1981-02-26 1985-02-11 Asea Ab Likstroms-ljusbagsugn
ZA825113B (en) * 1981-08-11 1983-07-27 Ici Plc Polymer modified polyols
DE3141312A1 (de) * 1981-10-17 1983-07-07 Leybold-Heraeus GmbH, 5000 Köln Vakuumlichtbogen-schmelz- und -giessofen mit vakuumkammer und kipptiegel
FR2548508B1 (fr) * 1982-06-01 1989-06-02 Siderurgie Fse Inst Rech Four metallurgique a arc a courant continu
SE452542B (sv) * 1983-04-21 1987-11-30 Asea Ab Likstroms-ljusbagsugn
SE452690B (sv) * 1983-07-07 1987-12-07 Asea Ab Likstroms-ljusbagsugn
SE452839B (sv) * 1983-08-12 1987-12-14 Asea Ab Likstroms-ljusbagsugn
FR2602351B1 (fr) * 1986-08-01 1988-09-09 Clecim Sa Procede de stabilisation des arcs electriques dans un four de fusion de ferraille et four perfectionne pour la mise en oeuvre du procede
FR2602320B1 (fr) * 1986-08-01 1989-12-29 Clecim Sa Procede de fusion de ferraille et four electrique pour la mise en oeuvre du procede
JPH0224290U (de) * 1988-08-04 1990-02-16
US5138630A (en) * 1989-11-06 1992-08-11 Nkk Corporation Direct current electric arc furnace
CH680086A5 (de) * 1990-05-09 1992-06-15 Asea Brown Boveri
JPH0452599A (ja) * 1990-06-21 1992-02-20 Toshiba Corp 気体廃棄物処理装置
ES2044352T3 (es) * 1990-09-03 1994-01-01 Asea Brown Boveri Horno de arco electrico de corriente continua.

Also Published As

Publication number Publication date
JPH0613177A (ja) 1994-01-21
AU651893B2 (en) 1994-08-04
CN1070302A (zh) 1993-03-24
CH682280A5 (de) 1993-08-13
AU1830892A (en) 1992-12-17
EP0518070A1 (de) 1992-12-16
FI922734A (fi) 1992-12-15
TW213955B (de) 1993-10-01
ES2076607T3 (es) 1995-11-01
CA2070951A1 (en) 1992-12-15
EP0518070B1 (de) 1995-07-19
KR930001753A (ko) 1993-01-16
KR100255406B1 (ko) 2000-05-01
ATE125415T1 (de) 1995-08-15
JPH0773078B2 (ja) 1995-08-02
CN1054255C (zh) 2000-07-05
BR9202248A (pt) 1993-02-02
FI922734A0 (fi) 1992-06-12
ZA924219B (en) 1993-03-31
US5274663A (en) 1993-12-28
MX9202758A (es) 1993-01-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: CONCAST STANDARD AG, ZUERICH, CH

8328 Change in the person/name/address of the agent

Free format text: HEMMERICH, MUELLER & PARTNER, 40237 DUESSELDORF

R071 Expiry of right

Ref document number: 518070

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